Others python web frameworks

Tools

Internationalization aspects

multi-language support in UI
multi-language support in APIs
multi-language support for data in database
multi-language documentation
different character repertoires
different representations of large numbers (1'000.00 vs. 1,000.00)
different timezones, weekends, summertime-changes
different standards and Units of Measurement (currency, ZIP code length)
different local law, regulations, tax, ...
different default settings in computers (OS, VMs, ...)